Ladies Of The Legion: The Villains

If you're going to form a team of villains that acts in direct opposition to the Legion of Super-Heroes, the most obvious thing to do is call yourself the Legion of Super-Villains.
Eve Aries of Titan joined a team that did exactly that, operating under the nom-de-crime of Saturn Queen:



Like all members of her race - such as Saturn Girl - Saturn Queen possesses super-human mental abilities. In her case, it's the power of "super-hypnotism."